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PROBLEM TO BE SOLVED: To provide a blind without causing a malfunction.SOLUTION: A clutch device comprises engaging members 313 and 413 movable between a transmission position capable pf transmitting rotation between a pulley 220 and rotary shaft bodies 140 and 150 and a non-transmission position for making the transmission of the rotation impossible between the pully and the rotary shaft bodies, guide members 311d-1 and 411d-1 for guiding and moving the engaging members to the transmission position or the non-transmission position by rotating by the rotation of the pulley or the rotary shaft bodies and clutch members 312 and 412 for switching an allowable state of allowing the rotation of the pully and the guide members and an unallowable state of not allowing the rotation of the pulley and the guide members, that is, the clutch members for moving the engaging members to the non-transmission position by regulating the rotation of the guide members, by switching to the allowable state in rotation in one direction of the pully, and switching to the unallowable state in rotation in the other direction of the rotary shaft bodies by moving the engaging members to the transmission position by allowing the rotation of the guide members.
【課題】動作不良の起きないブラインドを提供する。【解決手段】プーリ220と回転軸体140、150の間の回転の伝達を可能にする伝達位置と、プーリと回転軸体の間の回転の伝達を不可能にする非伝達位置との間を移動可能である係合部材313、413と、プーリ又は回転軸体の回転によって回転し、係合部材を前記伝達位置又は前記非伝達位置へ案内移動させるガイド部材311d−1、411d−1と、プーリとガイド部材の回転を許容する許容状態と、プーリと前記ガイド部材の回転を許容しない非許容状態とを切替えるクラッチ部材312、412であって、プーリの一方向への回転時には許容状態に切替えられ、ガイド部材の回転を許容して係合部材を伝達位置に移動させ、回転軸体の他方向の回転時には非許容状態に切替えられ、ガイド部材の回転を規制して係合部材を非伝達位置に移動させるクラッチ部材と、を備える。【選択図】図13
PROBLEM TO BE SOLVED: To provide a blind without causing a malfunction.SOLUTION: A clutch device comprises engaging members 313 and 413 movable between a transmission position capable pf transmitting rotation between a pulley 220 and rotary shaft bodies 140 and 150 and a non-transmission position for making the transmission of the rotation impossible between the pully and the rotary shaft bodies, guide members 311d-1 and 411d-1 for guiding and moving the engaging members to the transmission position or the non-transmission position by rotating by the rotation of the pulley or the rotary shaft bodies and clutch members 312 and 412 for switching an allowable state of allowing the rotation of the pully and the guide members and an unallowable state of not allowing the rotation of the pulley and the guide members, that is, the clutch members for moving the engaging members to the non-transmission position by regulating the rotation of the guide members, by switching to the allowable state in rotation in one direction of the pully, and switching to the unallowable state in rotation in the other direction of the rotary shaft bodies by moving the engaging members to the transmission position by allowing the rotation of the guide members.
【課題】動作不良の起きないブラインドを提供する。【解決手段】プーリ220と回転軸体140、150の間の回転の伝達を可能にする伝達位置と、プーリと回転軸体の間の回転の伝達を不可能にする非伝達位置との間を移動可能である係合部材313、413と、プーリ又は回転軸体の回転によって回転し、係合部材を前記伝達位置又は前記非伝達位置へ案内移動させるガイド部材311d−1、411d−1と、プーリとガイド部材の回転を許容する許容状態と、プーリと前記ガイド部材の回転を許容しない非許容状態とを切替えるクラッチ部材312、412であって、プーリの一方向への回転時には許容状態に切替えられ、ガイド部材の回転を許容して係合部材を伝達位置に移動させ、回転軸体の他方向の回転時には非許容状態に切替えられ、ガイド部材の回転を規制して係合部材を非伝達位置に移動させるクラッチ部材と、を備える。【選択図】図13
CLUTCH DEVICE FOR BLIND
ブラインド用クラッチ装置
DAIZEN MASAAKI (Autor:in)
03.08.2015
Patent
Elektronische Ressource
Japanisch
IPC:
E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
,
FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES